Well Data Manager / Well Summary / 14/28a- 5

14/28a- 5

Decommissioned

Well Header

Well No

14/28a- 5

NSTA DEN No

17044

Well Name

Drill Seq No

Quadrant / Block

14 / 28 a

Surface Location

58.154536, -0.402405

Source Datum

ED50

Subsea Well

Unknown

Platform

Slot No

Operator

PREMIER OIL ONS LIMITED

Original Operator

Sub Area Operator

PREMIER OIL ONS LIMITED

Licence No

P1089

Licence Type

Production

Spud Date

2007-03-24

Source File

nsta_feature_service

Imported

2026-05-22 15:28

Wellbores (2)

14/28a- 5 Original

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Dry Hole

Dev Type

Convention

Primary Target

Well Seq

WB1

Datum Type

Rotary Table

Datum Elev (m)

27.432

Ground Elev (m)

Water Depth (m)

123.44

TD MD (m)

2316.480

TD TVDSS (m)

2136.650

TD Datum Depth (m)

27.432

TD Datum Type

Rotary Table

Spud Date

2007-03-24

TD Reached

2007-04-03

Completion Date

2007-04-04

Release Date

2010-04-04

14/28a- 5Z Sidetrack Z parent: 14/28a- 5

Abandoned Phase 3 View Log Interpreted Data Survey

Current Intent

Exploration

Original Intent

Exploration

Flow Class

Dry Hole

Dev Type

Convention

Primary Target

Well Seq

WB2

Datum Type

Rotary Table

Datum Elev (m)

27.432

Ground Elev (m)

Water Depth (m)

123.44

TD MD (m)

2638.044

TD TVDSS (m)

2604.850

TD Datum Depth (m)

27.432

TD Datum Type

Rotary Table

Spud Date

2007-04-04

TD Reached

2007-04-05

Completion Date

2007-04-08

Release Date

2010-04-08

Formation Tops (14)

Wellbore	Formation	Era	MD (m)	TVDSS (m)	Provider
14/28a- 5Z	Nordland	Cenozoic	151.000	123.568	BGS LithoStrat Upper
	Andrew Member	Palaeozoic	1263.000	1235.388	BGS LithoStrat Upper
	Maureen	Mesozoic	1352.000	1324.369	BGS LithoStrat Upper
	Ekofisk	Mesozoic	1654.000	1626.273	BGS LithoStrat Upper
	Tor	Mesozoic	1661.000	1633.270	BGS LithoStrat Upper
	Mackerel Formation	Mesozoic	1740.000	1712.240	BGS LithoStrat Upper
	Valhall	Mesozoic	1788.000	1760.225	BGS LithoStrat Upper
	Scapa Sand	Mesozoic	1894.000	1866.188	BGS LithoStrat Upper
	Birch Sandstone Member	Mesozoic	1951.000	1923.164	BGS LithoStrat Upper
	Kimmeridge Clay		2118.000	2090.045	BGS LithoStrat Upper
	Claymore Sandstone	Mesozoic	2311.000	2282.665	BGS LithoStrat Upper
	Kimmeridge Clay		2332.000	2303.524	BGS LithoStrat Upper
	Piper	Mesozoic	2479.000	2448.800	BGS LithoStrat Upper
	Pentland	Mesozoic	2598.000	2565.574	BGS LithoStrat Upper

Lithology Intervals

14/28a- 5Z Curve: SANDCOUNT 12 intervals · MD 2306.269 – 2597.963 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...

Sandstone (53)

Limestone (9)

14/28a- 5Z Curve: SANDCOUNT 50 intervals · MD 1088.593 – 2597.963 m G:/NSTA_BigFiles/NSTA_Packages/Lloyds_Register/NSTA Centr...

Sandstone (53)

Limestone (9)

Interpreted Data Inventory (LR / WellStrat)

Open Interpreted Data Log

Wellbore	Groups	Formations	Members	Strat Intervals	Tops	HC Occ	Core	Cuttings	DSTs
14/28a- 5	5	8	5	0	0	3	0	0	0	View
14/28a- 5Z	0	0	0	14	14	0	0	0	0	View

Hydrocarbon Occurrence (0)

No hydrocarbon shows or DSTs recorded for this well.

Rock Samples (0)

No cuttings, core, or plug samples recorded for this well.

Wireline Log Inventory (Ingested Curves)

Wellbore	Depth Start (m)	Depth Stop (m)	Typed Curves	Auto-scaled	Ingested
14/28a- 5	1077.7728271484375	2302.154541015625	7	0	2026-08-06 16:48:23.003838+00	View Log
14/28a- 5Z	2172.919189453125	2623.56591796875	6	0	2026-08-06 16:48:24.403761+00	View Log

Source LAS Manifest (Best Curve per Type)

Open full Manifest browser

14/28a- 5

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	RHOB	CGG Digital Well Logs	1081.5828000000001	2292.096	7944
caliper	CALI	CGG Digital Well Logs	1090.1172000000001	2292.4008	7890
comp_sonic	DTC	CGG Digital Well Logs	1598.6760000000002	2272.5888	4423
density_correction	DRHO	CGG Digital Well Logs	1081.4304	2292.096	7945
gamma_ray	GRC	CGG Digital Well Logs	1077.7728	2302.1544	8035
neutron_por	NLIM	CGG Digital Well Logs	1081.4304	2292.2484	7946
pef	PE	CGG Digital Well Logs	1081.4304	2291.9436	7944
shear_sonic	DTS	CGG Digital Well Logs	1624.1268	2272.5888	3036

14/28a- 5Z

Curve Type	Best Mnemonic	Source	Depth Start (m)	Depth Stop (m)	Samples
bulk_density	RHOB	CGG Digital Well Logs	2172.9192000000003	2613.6600000000003	2893
caliper	CALI	CGG Digital Well Logs	2172.9192000000003	2613.9648	2895
density_correction	DRHO	CGG Digital Well Logs	2172.9192000000003	2613.6600000000003	2893
gamma_ray	GRC	CGG Digital Well Logs	2172.9192000000003	2623.5660000000003	2958
neutron_por	NLIM	CGG Digital Well Logs	2172.9192000000003	2613.8124000000003	2894
pef	PE	CGG Digital Well Logs	2172.9192000000003	2613.5076	2892

Survey Inventory (Deviation)

Open full Survey detail

Wellbore	Stations	Max MD (m)	Max TVDSS (m)	Survey File
14/28a- 5	81	2316.480	2287.850	D:\BigSpatial\nsta_raw\CGG_Deviation\14-28a-5 29656an_CGG-Deviation.xlsx
14/28a- 5Z	91	2638.040	2604.832	D:\BigSpatial\nsta_raw\CGG_Deviation\14-28a-5Z 29967r_CGG-Deviation.xlsx

14/28a- 5

Well Header

Wellbores (2)

Formation Tops (14)

Lithology Intervals

Interpreted Data Inventory (LR / WellStrat)

Hydrocarbon Occurrence (0)

Rock Samples (0)

Wireline Log Inventory (Ingested Curves)

Source LAS Manifest (Best Curve per Type)

Survey Inventory (Deviation)

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